boxes overseen by an aide recommended by first son hunter, potentially another chinese spy reporting back to the chinese communist party. meanwhile in washington, joe biden acts clueless, claiming he has no regrets. i think you re going to find there s nothing there. i have no regrets of following what the lawyers have told me hay want me to do. that s exactly what we re doing. there s no there there. thank you. maria: betrayal of the trail of gross negligence today with the chairman of the gop oversight committee, james comer, as he readies subpoenas and demands answers on the millions of dollars and a three-carat diamond that hunter and biden s family accepted from chinese officials just as classified documents were moving throughout several unsecured locations. plus, gop majority leader louisiana congressman steve scalise on oversight and accountability now. then trump immediate ya and technology ceo media and technology ceo devin nuñes on the process of removing
Charge-recharge cycling of lithium-superrich iron oxide, a cost-effective and high-capacity cathode for new-generation lithium-ion batteries, can be greatly improved by doping with readily availab .
Electric vehicles and portable electronic devices such as laptops and mobile phones are unthinkable without lithium-ion batteries. The problem: highly toxic materials such as cobalt are often used .
In the switch to “greener” energy sources, the demand for rechargeable lithium-ion batteries is surging. However, their cathodes typically contain cobalt a metal whose extraction has high enviro .